acids and bases (physical properties and changes) Flashcards
Describes the colour (or combination of colors) If the object looks clear then the correct term for it is colourless
Colour
Describes state of matter
State
Describes how something smells
Odor
Describes how matter feels
Texture
A measure of how much light passes through an object
Clarity
A measure of how thick a liquid is
Viscosity
A measure of how shiny something is
Lustre
Describes the ability of a solid to be hammered into a shape
Malleability
Describes the layers or phases in matter
Homogenity
Describes the quality of a solid to be pulled into wires (usually applies to metals) throughout
Ductility
Describes the ability of a ssubstance to dissolve in water
solubility
Describes the breakability, or flexibility, of a substance
Brittleness
Describes the ability of matter to be scratched by another substance
Hardness
Descrubes the temperature that a solid melts into a liquid
Melting point
Describes the temperature that a liquid boils to form a gas
Boiling point
A measure of how much mass is contained in a given unit of volume
Density
Conduct electricity when dissolved in water
Acids
React with certain metals
Acids
Taste sour
Acids
Corrosive
Acids
Conduct electricity when dissolved in water
Bases
Taste bitter
Bases
Feel slippery
Bases
Corrosive
Bases
have these properties because they release hydroxide ions when they dissolve in water
Bases
pH < 7 (0-6.9) =
Acids
pH > 7 (7.1 - 14) =
Bases
pH of 7 =
Neutral substance
